Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?

What has many keys but can’t open a single lock?

A person was killed at a house party. When the police arrive, there are six people present in the house who are the friends of the victim. The name of the friends is Rohit, Aman, Nick, Gagan, and Randy.

Near the dead body, they find a few numbers written with blood by the victim on the floor. The numbers are 8, 5, 4, and 11.

The police arrests one of the friends for the murder. Whom did they arrest and why?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

What can you see in the middle of March and April that you can never see in any other month?

Find the last number in the series below:

voN luJ yaM raM ---

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Count the number of times the letter "F" appears in the following paragraph:

FAY FRIED FIFTY POUNDS OF
SALTED FISH AND THREE POUNDS
OF DRY FENNEL FOR DINNER FOR
FORTY MEMBERS OF HER FATHER'S FAMILY.

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?